Alert archive / South Carolina / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 130, NWS Charleston, SC
NWS Charleston, SC issued this severe thunderstorm warning at Jun 19, 1998, 4:41 PM EDT for Jasper County, South Carolina. It was in force for 59 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 19, 1998, 4:41 PM EDT (20:41 UTC)
- Expired
- Jun 19, 1998, 5:40 PM EDT
- In force
- 59 min
- Issued by
- NWS Charleston, SC
- Area
- Whole counties
County Jasper County, SC
The radar
The Charleston,SC radar (KCLX), 26 km from the middle of the area, began a volume at 20:41 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 19, 3:15 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 12:00Z, 8.7 hours before the alert went out and 110 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 1030 J/kg
- Mixed-layer CIN
- -185 J/kg
- Mixed-layer LCL
- 1604 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 42 m²/s²
- 0-3 km storm-relative helicity
- 70 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Charleston, SC wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 19, 2:00 PM EDT, 2 hours 41 minutes earlier.
Area forecast discussion, Jun 19, 2:00 PM EDT, 2 hours 41 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE CHARLESTON SC 200 PM EDT FRI JUN 19 1998 NOT MUCH TIME THIS AFTERNOON AS WATCH HAS BEEN ISSUED HOURS B4 ONSET OF ANY SVR WX IN THIS CWA. LATEST MESO DISCO SUGGESTS ANOTHER BOX SHORTLY. CAE...WHATEVER POPS U WANT TNGT. SAT LOOKS DRY AS S/WV MOVES OFF CST AND FLOW BECOMES MORE WRLY TIL AFT CBRZ KICKS IN. FOR SUN...LOOKS HOT AND HUMID WITH NO BETTER THAN A SLGT CHC AFT TSRA. WITH WRLY FLOW THRU MIDDAY SAT...LIKE HI TEMPS OF MID 90S SAT. WITH MORE OF A SW FLOW SUN...LIKE LOW 90S COAST AND MID 90S INLAND. CWF...FCST IN DECENT SHAPE. WL KEEP SW WIND 15 KT AND 3 FT SEAS TNGT. WL START WITH WEST WINDS SAT AND BRING AROUND TO SW IN THE AFT. 15 KT AND 3 FT LOOKS FINE. FOR SAT NIGHT AND SUN...AM THINKING ABOUT SW WINDS 10-15 KT WITH SEAS 2 FT. CHS APT 74/94/75/94 5--1 DOWNTOWN 77/95/80/92 INLAND CTYS 72/96/74/96 SAV APT 74/97/75/97 51-1 TJR
The office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 19, 3:17 PM EDT | Severe Thunderstorm Warning | CHS | Beaufort | 63 min |
| Jun 19, 3:38 PM EDT | Severe Thunderstorm Warning | CHS | Colleton, Dorchester | 62 min |
| Jun 19, 4:33 PM EDT | Severe Thunderstorm Warning | CHS | Berkeley | 62 min |
| Jun 19, 4:41 PM EDT | Severe Thunderstorm Warning | CHS | Colleton, Dorchester | 59 min |
| Jun 19, 4:41 PM EDT | Severe Thunderstorm Warning | CHS | Beaufort | 59 min |
| Jun 19, 4:58 PM EDT | Severe Thunderstorm Warning | CHS | Beaufort | 62 min |
| Jun 19, 4:58 PM EDT | Severe Thunderstorm Warning | CHS | Charleston | 62 min |
| Jun 19, 3:07 PM EDT | Severe Thunderstorm Warning | CHS | Chatham | 63 min |
| Jun 19, 4:45 PM EDT | Severe Thunderstorm Warning | CHS | Long | 65 min |
| Jun 19, 5:05 PM EDT | Severe Thunderstorm Warning | CHS | Liberty, McIntosh | 65 min |
| Jun 19, 5:05 PM EDT | Severe Thunderstorm Warning | CHS | Bryan, Bulloch, Chatham, Effingham | 65 min |
Nearby
Severe Thunderstorm Warnings in South Carolina, 1998Every severe thunderstorm warning in 1998
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.